(1) Silver flouride is fairly soluble in water
(2) Silver Nitrate is a thermally stable substance
(3) Silver Nitrate gives white precipitate with sodium thiosulphate which changes its colour to yellow, brown and finally black due to the formation of silver
(4) Silver nitrate gives white precipitate with concentrated solution of sodium thiosulphate
$\begin{array}{1 1} \text{(A) All statements are incorrect} \\ (B) \text{Only (2), (3) and (4) are incorrect} \\ \text{(C) Only (2) and (3) are incorrect } \\ \text{ (D) Only (1) and (3) are incorrect }\end{array}$
